Acorn Energy, Inc. (ACFN) Stock

Acorn Energy, Inc. (ACFN) is a Technology stock trading at $19.94 (as of 2026-09-02), with a market capitalization of $48.25M and a trailing P/E of 31.7. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.

Acorn Energy, Inc., through its subsidiaries, develops and sells wireless systems that support remote monitoring and control. It operates in Power Generation monitoring, serving standby generators and other industrial assets, and Cathodic Protection monitoring, providing remote oversight of pipeline cathodic protection for gas utilities and pipeline companies.

Understand Acorn Energy, Inc.: how it makes money

Acorn Energy sells wireless remote-monitoring systems that let industrial operators track generators, pumps, and cathodic-protection assets without sending a technician on site. Most of the profit sits in the recurring monitoring subscriptions, while the one-time hardware sales fund the initial network buildout.

The hardware unit is the door-opener; the monitoring subscription is where the recurring, high-margin revenue compounds year over year.

Revenue by segment (latest quarter)
Monitoring$0.0B
Hardware$0.0B

Business quality (Unprofitable): A high gross margin (82%) and a modest operating margin (15%) rest on a very small and shrinking revenue base, leaving the company classified as unprofitable at the bottom line.

Bull case

  • Recurring revenue still growing: Monitoring revenue rose 11.7% year over year even as the company's total top line contracted, signalling that the subscription annuity is gaining share of the mix.
  • Asset-light, high-margin model: A gross margin of 82% shows the monitoring service carries very low incremental cost once hardware is deployed, giving the company room to invest even on a small revenue base.

Bear case

  • Total revenue shrinking sharply: Revenue fell 29.4% year over year, meaning the company is losing more ground overall than the monitoring line is gaining, and the high-margin base will keep shrinking if the trend persists.
  • Hardware line collapsing: Hardware revenue dropped 55.7% year over year; because hardware sales are how new customers enter the ecosystem, a steep decline in that line threatens future monitoring-subscription growth.
Valuation — source: SEC EDGAR (first-party)
Price$19.94
Market Cap$48.25M
P/E Ratio31.7
EV / EBITDA54.8
Price / Book5.45
Price / Sales5.04
DCF Value (model)$12.85
DCF Upside vs Price-35.6%
Profitability & Growth — source: SEC EDGAR
Revenue (TTM)$11.48M
Net Margin21.9%
Revenue Growth (YoY)-29.4%
EPS Growth (YoY)-58.6%
Financial Health — source: SEC EDGAR
Altman Z-Score-2.29 (distress)
Valuation vs Sector & Industry
Stock P/E31.7
Sector P/E (Technology)31.8
Industry P/E (Business Services)28.3
vs Sector-0.4%
vs Industry12.0%
Smart-Money Activity — SEC Form 4 / 13F / Congressional disclosures
Top Institutional HolderVANGUARD CAPITAL MANAGEMENT LLC ($639897.00)
Institutional Holders Tracked10
Company
SectorTechnology
IndustryBusiness Services
CEOJan H. Loeb
Employees25
CountryUS
IPO Date1997-04-04

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ACFN earnings history · ACFN institutional & insider holders · ACFN KPIs & operating metrics · ACFN financials · ACFN investor presentations & press releases · ACFN SEC filings · ACFN peers · Congress trades · Insider trades · Short interest · Stock screener

Data as of 2026-09-02.

Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.